/*****************************************************************************
* Copyright 2015-2020 Alexander Barthel alex@littlenavmap.org
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program.  If not, see <http://www.gnu.org/licenses/>.
*****************************************************************************/

#ifndef ATOOLS_GUI_SIGNALBLOCKER_H
#define ATOOLS_GUI_SIGNALBLOCKER_H

#include <QList>

class QAction;

namespace atools {
namespace gui {

/* Blocks signals of objects when constructed and unblocks signals in destructor */
class SignalBlocker
{
public:
  SignalBlocker(QList<QObject *> objectList);
  ~SignalBlocker();

  void add(QObject *object);

  template<typename TYPE>
  void add(QList<TYPE *> objectList);

  template<typename TYPE>
  void add(QVector<TYPE *> objectList);

private:
  QList<QObject *> objects;
};

template<typename TYPE>
void SignalBlocker::add(QList<TYPE *> objectList)
{
  for(TYPE *object : objectList)
  {
    if(object != nullptr)
    {
      objects.append(object);
      object->blockSignals(true);
    }
  }
}

template<typename TYPE>
void SignalBlocker::add(QVector<TYPE *> objectList)
{
  for(TYPE *object : objectList)
  {
    if(object != nullptr)
    {
      objects.append(object);
      object->blockSignals(true);
    }
  }
}

} // namespace gui
} // namespace atools

#endif // ATOOLS_GUI_SIGNALBLOCKER_H
